| /* |
| * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.net.www.protocol.http; |
| |
| import java.net.URL; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.net.PasswordAuthentication; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.util.Base64; |
| import java.util.Objects; |
| import sun.net.www.HeaderParser; |
| |
| /** |
| * BasicAuthentication: Encapsulate an http server authentication using |
| * the "basic" scheme. |
| * |
| * @author Bill Foote |
| */ |
| |
| |
| class BasicAuthentication extends AuthenticationInfo { |
| |
| private static final long serialVersionUID = 100L; |
| |
| /** The authentication string for this host, port, and realm. This is |
| a simple BASE64 encoding of "login:password". */ |
| String auth; |
| |
| /** |
| * Create a BasicAuthentication |
| */ |
| public BasicAuthentication(boolean isProxy, String host, int port, |
| String realm, PasswordAuthentication pw, |
| String authenticatorKey) { |
| super(isProxy ? PROXY_AUTHENTICATION : SERVER_AUTHENTICATION, |
| AuthScheme.BASIC, host, port, realm, |
| Objects.requireNonNull(authenticatorKey)); |
| String plain = pw.getUserName() + ":"; |
| byte[] nameBytes = null; |
| try { |
| nameBytes = plain.getBytes("ISO-8859-1"); |
| } catch (java.io.UnsupportedEncodingException uee) { |
| assert false; |
| } |
| |
| // get password bytes |
| char[] passwd = pw.getPassword(); |
| byte[] passwdBytes = new byte[passwd.length]; |
| for (int i=0; i<passwd.length; i++) |
| passwdBytes[i] = (byte)passwd[i]; |
| |
| // concatenate user name and password bytes and encode them |
| byte[] concat = new byte[nameBytes.length + passwdBytes.length]; |
| System.arraycopy(nameBytes, 0, concat, 0, nameBytes.length); |
| System.arraycopy(passwdBytes, 0, concat, nameBytes.length, |
| passwdBytes.length); |
| this.auth = "Basic " + Base64.getEncoder().encodeToString(concat); |
| this.pw = pw; |
| } |
| |
| /** |
| * Create a BasicAuthentication |
| */ |
| public BasicAuthentication(boolean isProxy, String host, int port, |
| String realm, String auth, |
| String authenticatorKey) { |
| super(isProxy ? PROXY_AUTHENTICATION : SERVER_AUTHENTICATION, |
| AuthScheme.BASIC, host, port, realm, |
| Objects.requireNonNull(authenticatorKey)); |
| this.auth = "Basic " + auth; |
| } |
| |
| /** |
| * Create a BasicAuthentication |
| */ |
| public BasicAuthentication(boolean isProxy, URL url, String realm, |
| PasswordAuthentication pw, |
| String authenticatorKey) { |
| super(isProxy ? PROXY_AUTHENTICATION : SERVER_AUTHENTICATION, |
| AuthScheme.BASIC, url, realm, |
| Objects.requireNonNull(authenticatorKey)); |
| String plain = pw.getUserName() + ":"; |
| byte[] nameBytes = null; |
| try { |
| nameBytes = plain.getBytes("ISO-8859-1"); |
| } catch (java.io.UnsupportedEncodingException uee) { |
| assert false; |
| } |
| |
| // get password bytes |
| char[] passwd = pw.getPassword(); |
| byte[] passwdBytes = new byte[passwd.length]; |
| for (int i=0; i<passwd.length; i++) |
| passwdBytes[i] = (byte)passwd[i]; |
| |
| // concatenate user name and password bytes and encode them |
| byte[] concat = new byte[nameBytes.length + passwdBytes.length]; |
| System.arraycopy(nameBytes, 0, concat, 0, nameBytes.length); |
| System.arraycopy(passwdBytes, 0, concat, nameBytes.length, |
| passwdBytes.length); |
| this.auth = "Basic " + Base64.getEncoder().encodeToString(concat); |
| this.pw = pw; |
| } |
| |
| /** |
| * Create a BasicAuthentication |
| */ |
| public BasicAuthentication(boolean isProxy, URL url, String realm, |
| String auth, String authenticatorKey) { |
| super(isProxy ? PROXY_AUTHENTICATION : SERVER_AUTHENTICATION, |
| AuthScheme.BASIC, url, realm, |
| Objects.requireNonNull(authenticatorKey)); |
| this.auth = "Basic " + auth; |
| } |
| |
| /** |
| * @return true if this authentication supports preemptive authorization |
| */ |
| @Override |
| public boolean supportsPreemptiveAuthorization() { |
| return true; |
| } |
| |
| /** |
| * Set header(s) on the given connection. This will only be called for |
| * definitive (i.e. non-preemptive) authorization. |
| * @param conn The connection to apply the header(s) to |
| * @param p A source of header values for this connection, if needed. |
| * @param raw The raw header values for this connection, if needed. |
| * @return true if all goes well, false if no headers were set. |
| */ |
| @Override |
| public boolean setHeaders(HttpURLConnection conn, HeaderParser p, String raw) { |
| conn.setAuthenticationProperty(getHeaderName(), getHeaderValue(null,null)); |
| return true; |
| } |
| |
| /** |
| * @return the value of the HTTP header this authentication wants set |
| */ |
| @Override |
| public String getHeaderValue(URL url, String method) { |
| /* For Basic the authorization string does not depend on the request URL |
| * or the request method |
| */ |
| return auth; |
| } |
| |
| /** |
| * For Basic Authentication, the security parameters can never be stale. |
| * In other words there is no possibility to reuse the credentials. |
| * They are always either valid or invalid. |
| */ |
| @Override |
| public boolean isAuthorizationStale (String header) { |
| return false; |
| } |
| |
| /** |
| * @return the common root path between npath and path. |
| * This is used to detect when we have an authentication for two |
| * paths and the root of th authentication space is the common root. |
| */ |
| |
| static String getRootPath(String npath, String opath) { |
| int index = 0; |
| int toindex; |
| |
| /* Must normalize so we don't get confused by ../ and ./ segments */ |
| try { |
| npath = new URI (npath).normalize().getPath(); |
| opath = new URI (opath).normalize().getPath(); |
| } catch (URISyntaxException e) { |
| /* ignore error and use the old value */ |
| } |
| |
| while (index < opath.length()) { |
| toindex = opath.indexOf('/', index+1); |
| if (toindex != -1 && opath.regionMatches(0, npath, 0, toindex+1)) |
| index = toindex; |
| else |
| return opath.substring(0, index+1); |
| } |
| /*should not reach here. If we do simply return npath*/ |
| return npath; |
| } |
| } |